Rename DummyRecieverConstant to DummyConstant

sdk/lib/_internal/compiler/implementation/js_backend/backend.dart

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 part of js_backend;
 
 const VERBOSE_OPTIMIZER_HINTS = false;
 
 class JavaScriptItemCompilationContext extends ItemCompilationContext {
   final Set<HInstruction> boundsChecked = new Set<HInstruction>();
@@ skipping 1892 matching lines @@
   void visitTrue(TrueConstant constant) => copy(constant);
 
   void visitFalse(FalseConstant constant) => copy(constant);
 
   void visitString(StringConstant constant) => copy(constant);
 
   void visitType(TypeConstant constant) => copy(constant);
 
   void visitInterceptor(InterceptorConstant constant) => copy(constant);
 
-  void visitDummyReceiver(DummyReceiverConstant constant) => copy(constant);
+  void visitDummy(DummyConstant constant) => copy(constant);
 
   void visitList(ListConstant constant) {
     copy(constant.entries);
     copy(constant);
   }
   void visitMap(MapConstant constant) {
     copy(constant.keys);
     copy(constant.values);
     copy(constant.protoValue);
     copy(constant);
   }
 
   void visitConstructed(ConstructedConstant constant) {
     copy(constant.fields);
     copy(constant);
   }
 }